Equity Capital Markets

Company · CIK 1262823

WESTLAKE CORP

CIK1262823 (SEC EDGAR)
Industry (SIC)2860 — Industrial Organic Chemicals
Incorporated inDE
Business addressTX
ListedWLK (NYSE)
First annual or quarterly report2004-03-26

Offerings

9 registrations
RegistrationLabel and statusFirst filedLast eventFilings
333-291208
ShelfEffective
 2025-10-312025-11-053
333-268137
ShelfEffective
 2022-11-032022-11-031
333-234573
ShelfEffective
 2019-11-072021-08-065
333-213548
ShelfEffective
 2016-09-082019-07-125
333-191064
ShelfEffective
 2013-09-092013-09-091
333-177119
ShelfEffective
 2011-09-302012-07-113
333-124581
ShelfEffective
 2005-05-032008-06-126
333-150206
ShelfEffective
 2008-04-112008-04-222
333-115790
Registered companyFinal prospectus
 2004-05-242004-08-116

Filings

34
FiledFilingRegistrationAccession
2025-11-05424B5Shelf takedown 333-2912080001193125-25-267197
2025-11-04424B5Shelf takedown 333-2912080001193125-25-263703
2025-10-31S-3ASRShelf registered 333-2912080001193125-25-260927
2022-11-03S-3ASRShelf registered 333-2681370001193125-22-276959
2021-08-06424B5Shelf takedown 333-2345730001193125-21-239427
2021-08-05424B5Shelf takedown 333-2345730001193125-21-237105
2020-06-10424B5Shelf takedown 333-2345730001193125-20-165790
2020-06-09424B5Shelf takedown 333-2345730001193125-20-164273
2019-11-07S-3ASRShelf registered 333-2345730001193125-19-287396
2019-07-12424B5Shelf takedown 333-2135480001193125-19-192520
2019-07-10424B5Shelf takedown 333-2135480001193125-19-191510
2017-11-14424B5Shelf takedown 333-2135480001193125-17-342725
2017-11-13424B5Shelf takedown 333-2135480001193125-17-340023
2017-03-27EFFECTDeclared effective 333-2166629999999995-17-000669
2017-03-27424B5Shelf takedown 333-2166620001193125-17-097560
2016-09-08S-3ASRShelf registered 333-2135480001193125-16-705501
2013-09-09S-3ASRShelf registered 333-1910640001193125-13-361476
2012-07-11424B5Shelf takedown 333-1771190001193125-12-299959
2012-07-10424B5Shelf takedown 333-1771190001193125-12-298259
2011-09-30S-3ASRShelf registered 333-1771190001193125-11-261513
2008-06-12EFFECTDeclared effective 333-1245819999999995-08-001876
2008-04-22EFFECTDeclared effective 333-1502069999999995-08-001157
2008-04-11S-3Shelf registered 333-1502060001193125-08-079956
2006-04-27424B5Shelf takedown 333-1245810001193125-06-091178
2006-04-20424B5Shelf takedown 333-1245810001193125-06-083766
2006-01-11424B5Shelf takedown 333-1245810001193125-06-004887
2006-01-09424B5Shelf takedown 333-1245810001193125-06-003204
2005-05-03S-3Shelf registered 333-1245810001193125-05-093915
2004-08-11424B4Final prospectus 333-1157900000950129-04-005946
2004-08-09S-1/AAmendment 333-1157900000950129-04-005754
2004-07-27S-1/AAmendment 333-1157900000950129-04-005156
2004-07-19S-1/AAmendment 333-1157900000950129-04-004943
2004-07-02S-1/AAmendment 333-1157900000950129-04-004610
2004-05-24S-1Registration filed 333-1157900000950129-04-003564

All filings of this company · CSV